dcsimg

Comprehensive Description

provided by North American Flora
Vernonia yunquensis Gleason, Bull. N. Y. Bot. Gard 4: 191. 1906.
Stems erect, sparingly branched, 1.2 m. tall, very thinly but closely canescent; leaf-blades firm, dull-green above, pale beneath, broadly elliptic, 4-5 cm. long, 1.8-2.7 cm. wide, obtuse or mueronate, entire, obtuse or acute at base, glabrous, glandular-punctate and somewhat rugose above, closely and densely gray-tomentose with prominently reticulate veins beneath; heads about 5, sessile or nearly so in a terminal capitate cluster, about 34-flowered; involucre campanulate, 7 mm. high; scales closely and regularly imbricate in several series, red or purple, gray-tomentose on the back, acute or subacute and mueronate, the outer broadly ovate, the inner ovate-lanceolate to lanceolate; achenes hirsute with appressed hairs; pappus nearly white, the bristles flattened, 4.5 mm. long, the scales 0.9-1 mm. long.
Type locality: El Yunque mountain, Baracoa, Cuba.
Distribution: Cuba.
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cc-by-nc-sa-3.0
bibliographic citation
Per Axel, Rydberg. 1922. CARDUALES; AMBROSIACEAE, CARDUACEAE. North American flora. vol 33(1). New York Botanical Garden, New York, NY
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